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To prepare for hotter global competitions, Athletics Kenya launched Cool-Core Training on June 18, 2025—pre-cooling athletes with ice vests and cold-water immersion before heat sessions, improving performance by 4.2% in trials. You can’t avoid heat—but you can outsmart it, said physiologist Dr. Evans Kipkoech. Used at the Kip Keino Classic, it reduced core temp spikes by 1.3°C. World Athletics is piloting the protocol for the 2026 World Champs in Tokyo (avg. 32°C). All national camps now include Cool-Core modules.